Roast potatoes in an air fryer
Oven: 220 °C for 40 minutes. Air fryer: about 205 °C for 32 minutes. Cut pieces to the same size and toss with a little oil.

Oven recipe to air fryer
The usual rule: lower the temperature by about 15 °C (25 °F) and cut the time by about 20%. Air fryers differ, so treat the result as a starting point.
About cooking roast potatoes in an air fryer
Starchy potatoes such as russets get crisp edges and fluffy centres in hot air.
Preparation
Cut to 3 to 4 cm pieces, soak 20 minutes, dry very well and toss with oil.
Tips for roast potatoes
- Dry them thoroughly for the crispiest result.
- Shake the basket a couple of times.
- Season with salt after cooking.
How to tell it is done
A fork should slide in easily. These times are typical starting points, so check early the first time.
Frequently asked questions
How long do I cook roast potatoes in an air fryer?
A recipe that uses 220 °C for 40 minutes in the oven usually takes about 32 minutes at 205 °C in an air fryer.
What temperature is best for roast potatoes?
Start at about 205 °C (401 °F) and adjust to your machine.
Is this exact?
No. These are typical starting points. Check a few minutes early and follow any package instructions.
10 Air Fryer Mistakes to Avoid for Crispier, Safer Cooking